CN206227212U - A kind of water-fertilizer integral Internet of things system - Google Patents

Abstract

Water-fertilizer integral Internet of things system of the present utility model includes the water source of UNICOM, liquid manure control device, pipe fitting, magnetic valve and douche successively；Liquid manure control device includes water pump, filter, irrigation pump, pressure/flow monitoring device, pressure protection equipment, fertilizing equipment, master controller and RTU；Douche is slight irrigation head or drip irrigation pipe；RTU is distributed in crop field scene, and master controller is connected by W BUS buses with each RTU；Master controller sends control instruction to RTU, or receives the status command that RTU sends；RTU connects magnetic valve, and 1 magnetic valve at least controls 1 douche.Water-fertilizer integral Internet of things system of the present utility model, master controller connects the control point RTU of all of magnetic valve by W BUS buses, on the one hand 3 kilometers of overlength distance communication can be realized, on the other hand twisted pair bus wire laying mode can be realized, wire rod and construction cost are greatly reduced, spread is particularly suitable for and is used.

Description

A kind of water-fertilizer integral Internet of things system

Technical field

The utility model is related to irrigation control technical field, more particularly to a kind of water-fertilizer integral Internet of things system.

Background technology

Water-fertilizer integral irrigation technique has the advantages that to save water, fertilizer, energy, insecticide, artificial, substantially eliminates and is irrigating During the adverse effect that causes of human factor, improve the accuracy of operation.It is simultaneously in good time, appropriate by irrigation control system Pour water, be not only able to improve crop yield, and be conducive to transfer and the rural economic structure of China numerous rural laborers Adjustment.

Water-fertilizer integral irrigation system scheme of the prior art is usually relatively complex, not only expensive, and construction Difficulty is big, construction cost is high, line upkeep is difficult, is unfavorable for that spread is used.

Utility model content

For the drawbacks described above of prior art, the utility model provides a kind of water-fertilizer integral Internet of things system.

The water-fertilizer integral Internet of things system that the utility model is provided includes：Successively the water source of UNICOM, liquid manure control device, Pipe fitting, magnetic valve and douche；

The liquid manure control device includes that water pump, filter, irrigation pump, pressure/flow monitoring device, pressure protection set Standby, fertilizing equipment, master controller and RTU；

The douche is slight irrigation head or drip irrigation pipe；

RTU is distributed in crop field scene, and master controller is connected by W-BUS buses with each RTU；

Master controller sends control instruction by W-BUS buses to RTU, or receives the status command that RTU sends；

RTU connects magnetic valve, and 1 magnetic valve at least controls 1 douche.

Control system as described above, wherein, master controller is maximum to support 8 road W-BUS bus marcos, using 4 boards, 240 RTU of connection；

The distribution of RTU is the radius circle region of 3 kilometers with master controller as the center of circle.

Control system as described above, wherein, each RTU includes a unique address mark, and the mark is by RTU Toggle switch realize.

Water-fertilizer integral Internet of things system of the present utility model include successively the water source of UNICOM, liquid manure control device, pipe fitting, Magnetic valve and douche；Liquid manure control device includes water pump, filter, irrigation pump, pressure/flow monitoring device, pressure protection Equipment, fertilizing equipment, master controller and RTU；Douche is slight irrigation head or drip irrigation pipe；RTU is distributed in crop field scene, main control Device is connected by W-BUS buses with each RTU；Master controller sends control instruction to RTU, or receives the state that RTU sends Instruction；RTU connects magnetic valve, and 1 magnetic valve at least controls 1 douche.Water-fertilizer integral Internet of Things system of the present utility model System, master controller connects the control point RTU of all of magnetic valve by W-BUS buses, on the one hand can realize 3 kilometers super remote Distance communication, on the other hand can realize twisted pair bus wire laying mode, greatly reduce wire rod and construction cost, be particularly suitable for Spread is used.

Brief description of the drawings

The structural representation of the water-fertilizer integral Internet of things system that Fig. 1 is provided for the utility model；

Fig. 2 is the annexation schematic diagram of Internet of things system of the present utility model；

Fig. 3 is the distribution relation schematic diagram of master controller and RTU in the utility model；

Fig. 4 is the toggle switch schematic diagram in the utility model.

Specific embodiment

To make the purpose of this utility model, technical scheme and advantage clearer, implement below in conjunction with the utility model Accompanying drawing in example, is clearly and completely described, it is clear that described embodiment is only to the technical scheme in the utility model Only it is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, this area The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to the utility model The scope of protection.

The Integration of Water into Fertilizer is exactly that the nutrient needed for crop is dissolved in into water, forms the nutrient solution mother liquor of high concentration, then When crop needs fertilising, nutrient solution mother liquor and water are mixed into certain density nutrient solution, by systems such as slight irrigation, sprinkling irrigations It is supplied to crop.

The structural representation of the water-fertilizer integral Internet of things system that Fig. 1 is provided for the utility model.As shown in figure 1, this reality The water-fertilizer integral Internet of things system for applying example includes：The water source of UNICOM, liquid manure control device, pipe fitting, magnetic valve and pour water successively Device.Wherein, liquid manure control device includes water pump, filter, irrigation pump, pressure/flow monitoring device, pressure protection equipment, applies Fertile equipment, master controller and RTU；Pipe fitting includes primary branch roads at different levels, pipeline, field hinge, hollow billet of various bores etc.；Pour water Device is slight irrigation head or drip irrigation pipe；RTU is distributed in crop field scene, and master controller is connected by W-BUS buses with each RTU；It is main Controller sends control instruction by W-BUS buses to RTU, or receives the status command that RTU sends；RTU connects magnetic valve, 1 magnetic valve at least controls 1 douche.

Under normal circumstances, water source needs to build cistern, and water pump is main and frequency converter coordinates maintenance constant pressure water source, filtering Device：Filtering accuracy need to reach 130um.Pressure protection equipment, for example, main pipeline pressure-reducing valve：Mainly make the water in main irrigation conduit Stream keeps the hydraulic pressure of stabilization.Pressure/flow monitoring device, for example, flowmeter, hydraulic pressure sensor etc..Flowmeter mainly completes master Pipeline flow is measured.The water-fertilizer integral Internet of things system of the utility model embodiment, can also include backwash control device (mainly being completed jointly by magnetic valve, auxiliary water tube, water order valve).

Fig. 2 is the annexation schematic diagram of Internet of things system of the present utility model.As shown in Fig. 2 master controller is arranged on In main control box, RTU, in the sensor of big Tanaka, is connected by pulse width signal and is distributed in crop field by analog channel connect setting In magnetic valve.Master controller is maximum to support 8 road W-BUS bus marcos, using 4 boards, connects 240 (4 × 60) individual RTU, The distribution of RTU is the radius circle region of 3 kilometers with master controller as the center of circle.

The function of RTU has：With the connection state diagnostic of master controller, and connection status is sent to master controller；Obtain The data of the sensor in big field, and data are transmitted to master controller；The control command of master controller transmission is received and performs, it is right The magnetic valve in big field is monitored and controls.

The type of RTU includes compression-type and extended pattern.Compression-type：The RTU of each compression-type can control 2 pulse electromagnetics Valve；Extended pattern：The RTU of each extended pattern can control 8 impulse electromagnetic valves.

Fig. 3 is the distribution relation schematic diagram of master controller and RTU in the utility model.As shown in figure 3, RTU and main control Device is connected, and a master controller can process several cable passages, and each passage can at most be supported to connect 60 RTU.RTU's is hard Part mainly includes CPU, memory and input/output interface.

RTU on each passage, has a unique address to identify, and the mark is realized by the toggle switch on RTU, As shown in Figure 3.The numbering of toggle switch is 1 to 6.Each toggle switch represents one between 1 and 32 by its sequence number Value.

Control system as described above, wherein, each RTU includes a unique address mark, and the mark is by RTU Toggle switch realize.Fig. 4 is the toggle switch schematic diagram in the utility model.As shown in figure 4, the numbering of toggle switch is 1 To 6.Each toggle switch represents a value between 1 and 32 by its sequence number.Table 1 is that toggle switch identifies table, from two System to metric conversion table, as shown in table 1.

Table 1 is that toggle switch identifies table

In sum, water-fertilizer integral Internet of things system of the present utility model includes the water source of UNICOM, liquid manure control successively Device, pipe fitting, magnetic valve and douche；Liquid manure control device includes that water pump, filter, irrigation pump, pressure/flow monitoring set Standby, pressure protection equipment, fertilizing equipment, master controller and RTU；Douche is slight irrigation head or drip irrigation pipe；RTU is distributed in crop field Scene, master controller is connected by W-BUS buses with each RTU；Master controller sends control instruction to RTU, or receives RTU The status command of transmission；RTU connects magnetic valve, and 1 magnetic valve at least controls 1 douche.Liquid manure of the present utility model is integrally Compound networked system, master controller connects the control point RTU of all of magnetic valve by W-BUS buses, on the one hand can realize 3 The overlength distance communication of kilometer, on the other hand can realize twisted pair bus wire laying mode, greatly reduce wire rod and be constructed into This, is particularly suitable for spread and uses.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not used to limit this Utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should be wrapped It is contained within protection domain of the present utility model.

Claims (3)

1. a kind of water-fertilizer integral Internet of things system, it is characterised in that the system includes：The water source of UNICOM, liquid manure control successively Device processed, pipe fitting, magnetic valve and douche；

The liquid manure control device includes water pump, filter, irrigation pump, pressure/flow monitoring device, pressure protection equipment, applies Fertile equipment, master controller and RTU；

The douche is slight irrigation head or drip irrigation pipe；

RTU is distributed in crop field scene, and master controller is connected by W-BUS buses with each RTU；

Master controller sends control instruction by W-BUS buses to RTU, or receives the status command that RTU sends；

RTU connects magnetic valve, and 1 magnetic valve at least controls 1 douche.

2. control system according to claim 1, it is characterised in that master controller is maximum to support the 8 total line traffic controls of road W-BUS System, using 4 boards, connects 240 RTU；

The distribution of RTU is the radius circle region of 3 kilometers with master controller as the center of circle.

3. control system according to claim 1 and 2, it is characterised in that each RTU includes a unique address label Know, the mark is realized by the toggle switch on RTU.